Changelog

Please mark all changes in change log and use the issue from GitHub

Milvus 0.12.0 (TBD)

Bug

Feature

#263 Add new indexes: NGT_PANNG NGT_ONNG
#3132 Add new indexes: RHNSW_PQ RHNSW_SQ
#3920 Allow an optional parameter nbits when creating IVF_PQ index

Improvement

Task

Milvus 0.11.1 (TBD)

Bug

#3793 Frequent timeout when running test cases in parallel
#4030 The configurations name is not effective after update config file and restart docker
#4059 milvus raise exception when passing a complex dsl during searching
#4099 When execute a multiple vectors request, if the result of somerow is not enough, the query data field will be disorder.
#4113 After milvus 0.11.0 version vector data is misaligned
#4116 ResfulApi Search return null
#4170 Must_not query check failed in dsl
#4205 Restful API error: When the specified partition is retrieved, the partition_tag is not valid

Feature

#4163 Update C++ sdk search interface

Improvement

#4096 Improve performance for create large amount of partitions

Task

Milvus 0.11.0 (2020-10-16)

Bug

#2532 Fix Milvus docker image report illegal instruction
#2551 Fix test_hybrid_db and test_rpc error
#2582 CreateHybridIndex.cpp compile error
#2693 Collection create success if no dimension value provided
#2694 Collection create success if an invalid field name provided
#2695 The number of fields should be limited
#2696 Check the validity of the parameters of creating collection: segment_size
#2697 Index can not be created
#2698 Count entities got wrong result with binary vectors
#2728 Index type name should returned if index type is not supported
#2731 No entity returned with get_entity_by_id
#2732 Server destroyed after delete by id
#2733 The max value of top-k should be limited
#2763 Unexpected error when insert binary entities
#2765 Server crashed when calling get_entity_by_id
#2783 Wrong result returned if searching with tags
#2790 Distances returned by calling search is inaccurate
#2818 Wrong result returned by get_entity_by_id
#2823 Server crashed during inserting, and can not restart
#2845 Server crashed after calling delete_entity_by_id
#2852 Fix Prometheus rebuild problem.
#2869 Create index failed with binary vectors
#2893 Insert binary data failed
#2957 There is no exisitence check of annoy search parameter
#3406 No debug and info log generated after server started
#3407 Server get stuck if create index after entities inserted with no manual flush
#3427 Error should be specified if searching a collection not existed
#3446 ListIDInSegment get wrong result when delete more than one ids
#3448 RHNSWFlatTest failed
#3453 Fix server crashed during stability test
#3482 Server crashed during adding entities
#3490 Fix ut DBTest.DeleteEntitiesTest assert fail
#3511 SearchTask::nq() should not return 0
#3514 Search failed with regex tag name
#3533 Scheduler/Selector needs to judge the index type
#3621 Fix crash where getting octets information
#3626 Server crashed during search with index pq on dataset: sift-50m
#3642 Fix the bug of file not close when check sum failed.
#3652 Proto of C++ sdk is different from milvus server
#3668 Docker exit without any logs
#3672 0.11.0 docker image is 200M larger due to the un-expected installation of openblas
#3689 Client get stuck if drop collection during creating index
#3734 GET_PAGE_ENTITY sometimes failed in test_web
#3741 Inconsistent parameter names
#3811 c++ sdk segmentation fault
#3946 The result format is wrong returned by 'get collections'
#3962 The 'num' in return of search is incorrect when use http-api
#3976 Web_impl restful doc bugs
#3990 Server crashed when search using java-sdk

Feature

#2319 Redo metadata to support MVCC
#2509 Count up query statistics for debug ease
#2572 Support structured data index
#2585 Support IVF_PQ on GPU with using metric_type IP
#2689 Construct Knowhere Index Without Data
#2940 Add option to build.sh for cuda arch
#3132 Refine the implementation of hnsw in faiss and add support for hnsw-flat, hnsw-pq and hnsw-sq8
#3463 Restrict the content of partition_tag
#3502 Normalize http method in web sever
#3732 Add new operation supporting multi-segments
#3828 Limit the number of insert requests processing concurrently.
#3977 Support logging to stdout.

Improvement

#2543 Remove secondary_path related code
#2544 Optimize unittest build
#2561 Clean util dependencies with other modules
#2568 Upgrade thirdparty oatpp to v1.1.0
#2612 Move all APIs in utils into namespace milvus
#2675 Print out system memory size when report invalid cpu cache size
#2686 Remove dependency on sqlite_orm
#2841 Replace IndexType/EngineType/MetricType
#2858 Unify index name in db
#2884 Using BlockingQueue in JobMgr
#3220 Enable -Werror to improve code quality
#3449 Upgrade master version to v0.11.0
#3465 Optimize gc event executor
#3631 Add build option -rdynamic in CMakeList.txt
#3882 Params in Restful-api is different from the params in other SDKs

Task

Milvus 0.10.3 (2020-9-21)

Bug

#3536 Release search task in time to avoid excessive memory usage
#3656 Fix to check search params 'nprobe' of BIN_IVF_FLAT
#3742 If the GPU cache is too small, IVF_SQ8H using multiple GPUs will cause to crash
#3760 After IVF_SQ8H querying, an CUDA error will occur when Milvus exits

Feature

Improvement

#3213 Allow users to specify a distance type at runtime for Flat index
#3254 Allow more choices for the parameter ‘m’ of IVF_PQ
#3606 The supported parameter 'nprobe' of IVF is expanded to [1, 16384]
#3639 The supported parameter 'topk' of searching is expanded to [1, 16384]
#3784 Upgrade mishards up to v0.10.3

Task

Milvus 0.10.2 (2020-08-15)

Bug

#2890 Fix the index size caculation in cache
#2952 Fix the result merging of IVF_PQ IP
#2975 Fix config UT failed
#3012 If the cache is too small, queries using multiple GPUs will cause to crash
#3133 Reverse query result in mishards if metric type is IP

Feature

Improvement

#2653 Improve IVF search performance when NQ and nProbe are both large
#2828 Let Faiss not to compile half float by default

Task

Milvus 0.10.1 (2020-07-20)

Bug

#2487 Enlarge timeout value for creating collection
#2487 HotFix release lock failed on NAS
#2557 Fix random crash of INSERT_DUPLICATE_ID case
#2578 Result count doesn't match target vectors count
#2585 Support IVF_PQ IP on GPU
#2598 Fix Milvus docker image report illegal instruction
#2617 Fix HNSW and RNSG index files size
#2637 Suit the range of HNSW parameters
#2642 Create index failed and server crashed
#2649 Search parameter of annoy has conflict with document
#2690 Remove body parser in show-partitions endpoints
#2692 Milvus hangs during multi-thread concurrent search
#2739 Fix mishards start failed
#2752 Milvus formats vectors data to double-precision and return to http client
#2767 Fix a bug of getting wrong nprobe limitation in knowhere on GPU version
#2768 After building the index, the number of vectors increases
#2774 Server down during loading data
#2776 Fix too many data copies during creating IVF index
#2813 To implemente RNSG IP

Feature

Improvement

#2932 Upgrade mishards for milvus 0.10.1

Task

Milvus 0.10.0 (2020-6-15)

Bug

#2367 Fix inconsistent reading and writing when using mishards
#2368 Make read node detect delete behavior
#2373 Build index for small segment waste time on waiting background index thread finish
#2394 Drop collection timeout if too many partitions created on collection
#2549 Launch server fail using demo config
#2564 cache.cache_size range check error

Feature

#2363 Update branch version
#2510 Upgrade Milvus config

Improvement

#2381 Upgrade FAISS to 1.6.3
#2429 Fix Milvus 0.9.1 performance degrade issue
#2441 Improve Knowhere code coverage
#2466 Optimize k-selection implemention of faiss gpu version
#2489 Add exception throw on mysql meta error
#2495 Add creating lock file failure reason.
#2516 Improve unit test coverage
#2548 Upgrade mishards for milvus v0.10.0

Milvus 0.9.1 (2020-05-29)

Bug

#2366 Reduce SQL execution times for collection contains lot of partitions
#2378 Duplicate data after server restart
#2395 Fix large nq cudaMalloc error
#2399 The nlist set by the user may not take effect
#2403 MySQL max_idle_time is 10 by default
#2450 The deleted vectors may be found on GPU
#2456 openblas library install failed

Feature

Improvement

#2307 Disable index SPTAG by default
#2353 Remove log_config from code and scripts
#2370 Clean compile warning
#2410 Logging build index progress
#2461 Upgrade mishards for milvus 0.9.1

Milvus 0.9.0 (2020-05-15)

Bug

#1705 Limit the insert data batch size
#1776 Error out when index SQ8H run in CPU mode
#1925 To flush all collections, flush cannot work
#1929 Skip MySQL meta schema field width check
#1946 Fix load index file CPU2GPU fail during searching
#1955 Switch create_index operation to background once client break connection
#1997 Index file missed after compact
#2002 Remove log error msg Attributes is null
#2073 Fix CheckDBConfigBackendUrl error message
#2076 CheckMetricConfigAddress error message
#2120 Fix Search expected failed if search params set invalid
#2121 Allow regex match partition tag when search
#2128 Check has_partition params
#2131 Distance/ID returned is not correct if searching with duplicate ids
#2141 Fix server start failed if wal directory exist
#2169 Fix SingleIndexTest.IVFSQHybrid unittest
#2194 Fix get collection info failed
#2196 Fix server start failed if wal is disabled
#2203 0.8.0 id=-1 is returned when total count < topk
#2228 Fix show partitions failed in http module
#2231 Use server_config to define hard-delete delay time for segment files
#2261 Re-define result returned by has_collection if collection in delete state
#2264 Milvus opened too many files when the metric_config.enable_monitor=true
#2266 Server hang when using multi-clients to query different collections
#2280 has_partition should return true for _default

Feature

#1751 Add api SearchByID
#1752 Add api GetVectorsByID
#1962 Add api HasPartition
#1965 FAISS/NSG/HNSW/ANNOY use unified distance calculation algorithm
#2054 Check if CPU instruction sets are illegal
#2057 Add a config parameter to switch off http server
#2059 Add lock file avoid multiple instances modifying data at the same time
#2064 Warn when use SQLite as metadata management
#2111 Check GPU environment before start server
#2206 Log file rotating
#2240 Obtain running rpc requests information
#2268 Intelligently detect openblas library in system to avoid installing from source code every time
#2283 Suspend the building tasks when any query comand arrives.
#2417 Support Structured Index Based on Sort

Improvement

#221 Refactor LOG macro
#833 Catch exception in RolloutHandler and output in stderr
#1796 Compile Openblas with source code to improve the performance
#1942 Background merge file strategy
#2039 Support Milvus run on SSE CPUs
#2149 Merge server_cpu_config.template and server_gpu_config.template
#2153 Upgrade thirdparty oatpp to v1.0.0
#2167 Merge log_config.conf with server_config.yaml
#2173 Check storage permission
#2178 Using elkan K-Means to improve IVF
#2185 Change id to string format in http module
#2186 Update endpoints in http module
#2190 Fix memory usage is twice of index size when using GPU searching
#2248 Use hostname and port as instance label of metrics
#2252 Upgrade mishards APIs and requirements
#2256 k-means clustering algorithm use only Euclidean distance metric
#2300 Upgrade mishrads configuration to version 0.4
#2311 Update mishards methods
#2330 Change url for behavior 'get_entities_by_id'
#2347 Update http document for v0.9.0
#2358 Upgrade mishards for v0.9.0

Task

Milvus 0.8.0 (2020-04-15)

Bug

#1276 SQLite throw exception after create 50000+ partitions in a table
#1762 Server is not forbidden to create new partition which tag is _default
#1789 Fix multi-client search cause server crash
#1832 Fix crash in tracing module
#1873 Fix index file serialize to incorrect path
#1881 Fix bad alloc when index files lost
#1883 Fix inserted vectors becomes all zero when index_file_size >= 2GB
#1901 Search failed with flat index
#1903 Fix invalid annoy result
#1910 C++ SDK GetIDsInSegment could not work for large dataset

Feature

#261 Integrate ANNOY into Milvus
#1655 GPU index support delete vectors
#1660 IVF PQ CPU support deleted vectors searching
#1661 HNSW support deleted vectors searching
#1825 Add annoy index type in C++ sdk
#1849 NSG support deleted vectors searching
#1893 Log config information and device information

Improvement

#1627 Move read/write index APIs into codec
#1784 Add Substructure and Superstructure in http module
#1858 Disable S3 build
#1882 Add index annoy into http module
#1885 Optimize knowhere unittest
#1886 Refactor log on search and insert request
#1897 Heap pop and push can be realized by heap_swap_top
#1921 Use TimeRecorder instead of chrono
#1928 Fix too many data and uid copies when loading files
#1930 Upgrade mishards to v0.8.0

Task

Milvus 0.7.1 (2020-03-29)

Bug

#1301 Data in WAL may be accidentally inserted into a new table with the same name.
#1634 Fix search demo bug in HTTP doc
#1635 Vectors can be returned by searching after vectors deleted if cache_insert_data set true
#1648 The cache cannot be used all when the vector type is binary
#1651 Check validity of dimension when collection metric type is binary one
#1663 PQ index parameter 'm' validation
#1686 API search_in_files cannot work correctly when vectors is stored in certain non-default partition
#1689 Fix SQ8H search fail on SIFT-1B dataset
#1667 Create index failed with type: rnsg if metric_type is IP
#1708 NSG search crashed
#1724 Remove unused unittests
#1728 Optimize request handler to combine similar query
#1734 Opentracing for combined search request
#1735 Fix search out of memory with ivf_flat
#1747 Expected error status if search with partition_tag not existed
#1756 Fix memory exhausted during searching
#1781 Fix search hang with SQ8H
#1812 Fix incorrect request method in search example in http readme
#1818 Duplicate data generated after restart milvus server

Feature

#1603 BinaryFlat add 2 Metric: Substructure and Superstructure

Improvement

#267 Improve search performance: reduce delay
#342 Knowhere and Wrapper refactor
#1537 Optimize raw vector and uids read/write
#1546 Move Config.cpp to config directory
#1547 Rename storage/file to storage/disk and rename classes
#1548 Move store/Directory to storage/Operation and add FSHandler
#1572 Optimize config cpu/gpu cache_capacity setter
#1619 Improve compact performance
#1649 Fix Milvus crash on old CPU
#1653 IndexFlat (SSE) and IndexBinaryFlat performance improvement for small NQ
#1678 Remove CUSTOMIZATION macro
#1698 Upgrade mishards to v0.7.0
#1719 Improve Milvus log
#1754 Optimize behavior to get file ids from metadata in mishards
#1799 Update docker images to 0.7.1 in mishards

Task

Milvus 0.7.0 (2020-03-11)

Bug

#715 Milvus crash when searching and building index simultaneously using SQ8H
#744 Don't return partition table for show_tables
#770 Server unittest run failed on low-end server
#805 IVFTest.gpu_seal_test unittest failed
#831 Judge branch error in CommonUtil.cpp
#977 Server crash when create tables concurrently
#990 Check gpu resources setting when assign repeated value
#995 Table count set to 0 if no tables found
#1010 Improve error message when offset or page_size is equal 0
#1022 Check if partition name is valid
#1028 Check if table exists when show partitions
#1029 Check if table exists when try to delete partition
#1066 Optimize http insert and search speed
#1022 Check if partition name is legal
#1028 Check if table exists when show partitions
#1029 Check if table exists when try to delete partition
#1066 Optimize http insert and search speed
#1067 Add binary vectors support in http server
#1075 Improve error message when page size or offset is illegal
#1082 Check page_size or offset value to avoid float
#1115 Http server support load table into memory
#1152 Error log output continuously after server start
#1211 Server down caused by searching with index_type: HNSW
#1240 Update license declaration
#1298 Unit test failed when on CPU2GPU case
#1359 Negative distance value returned when searching with HNSW index type
#1429 Server crashed when searching vectors with GPU
#1476 Fix vectors results bug when getting vectors from segments
#1484 Index type changed to IDMAP after compacted
#1491 Server crashed during adding vectors
#1499 Fix duplicated ID number issue
#1504 Avoid possible race condition between delete and search
#1507 set_config for insert_buffer_size is wrong
#1510 Add set interfaces for WAL configurations
#1511 Fix big integer cannot pass to server correctly
#1517 Result is not correct when search vectors in multi partition, index type is RNSG
#1518 Table count did not match after deleting vectors and compact
#1521 Make cache_insert_data take effect in-service
#1525 Add setter API for config preload_table
#1529 Fix server crash when cache_insert_data enabled
#1530 Set table file with correct engine type in meta
#1532 Search with ivf_flat failed with open-dataset: sift-256-hamming
#1535 Degradation searching performance with metric_type: binary_idmap
#1549 Fix server/wal config setting bug
#1556 Index file not created after table and index created
#1560 Search crashed with Super-high dimensional binary vector
#1564 Too low recall for glove-200-angular, ivf_pq index
#1571 Meta engine type become IDMAP after dropping index for BINARY table
#1574 Set all existing bitset in cache when applying deletes
#1577 Row count incorrect if delete vectors then create index
#1580 Old segment folder not removed after merge/compact if create_index is called before adding data
#1590 Server down caused by failure to write file during concurrent mixed operations
#1598 Server down during mixed operations
#1601 External link bug in HTTP doc
#1609 Refine Compact function
#1808 Building index params check for Annoy
#1852 Search index type failed with reason failed to load index file

Feature

#216 Add CLI to get server info
#343 Add Opentracing
#665 Support get/set config via CLI
#759 Put C++ sdk out of milvus/core
#766 If partition tag is similar, wrong partition is searched
#771 Add server build commit info interface
#788 Add web server into server module
#813 Add push mode for prometheus monitor
#815 Support MinIO storage
#823 Support binary vector tanimoto/jaccard/hamming metric
#830 Support WAL(write-ahead logging)
#853 Support HNSW
#861 Support DeleteById / SearchByID / GetVectorById / Flush
#910 Change Milvus c++ standard to c++17
#1122 Support AVX-512 in FAISS
#1204 Add api to get table data information
#1250 Support CPU profiling
#1302 Get all record IDs in a segment by given a segment id
#1461 Add crud APIs and segments APIs into http module
#1463 Update config version to 0.2
#1531 Remove S3 related config

Improvement

#738 Use Openblas / lapack from apt install
#758 Enhance config description
#791 Remove Arrow
#834 Add cpu mode for built-in Faiss
#848 Add ready-to-use config files to the Milvus repo for enhanced user experince
#860 Remove redundant checks in CacheMgr's constructor
#908 Move "primary_path" and "secondary_path" to storage config
#931 Remove "collector" from config
#966 Update NOTICE.md
#1002 Rename minio to s3 in Storage Config section
#1078 Move 'insert_buffer_size' to Cache Config section
#1105 Error message is not clear when creating IVFSQ8H index without gpu resources
#740, #849, #878, #972, #1033, #1161, #1173, #1199, #1190, #1223, #1222, #1257, #1264, #1269, #1164, #1303, #1304, #1324, #1388, #1459 Various fixes and improvements for Milvus documentation.
#1297 Hide partition_name parameter, avid user directly access partition table
#1234 Do S3 server validation check when Milvus startup
#1263 Allow system conf modifiable and some take effect directly
#1310 Add default partition tag for a table
#1320 Remove debug logging from faiss
#1426 Support to configure whether to enabled autoflush and the autoflush interval
#1444 Improve delete
#1448 General proto api for NNS libraries
#1480 Add return code for AVX512 selection
#1524 Update config "preload_table" description
#1544 Update resources name in HTTP module
#1567 Update yaml config description

Task

#1327 Exclude third-party code from codebeat
#1331 Exclude third-party code from codacy

Milvus 0.6.0 (2019-12-07)

Bug

#228 Memory usage increased slowly during searching vectors
#246 Exclude src/external folder from code coverage for jenkin ci
#248 Reside src/external in thirdparty
#316 Some files not merged after vectors added
#327 Search does not use GPU when index type is FLAT
#331 Add exception handle when search fail
#340 Test cases run failed on 0.6.0
#353 Rename config.h.in to version.h.in
#374 sdk_simple return empty result
#377 Create partition success if tag name only contains spaces
#397 sdk_simple return incorrect result
#399 Create partition should be failed if partition tag existed
#412 Message returned is confused when partition created with null partition name
#416 Drop the same partition success repeatally
#440 Query API in customization still uses old version
#440 Server cannot startup with gpu_resource_config.enable=false in GPU version
#458 Index data is not compatible between 0.5 and 0.6
#465 Server hang caused by searching with nsg index
#485 Increase code coverage rate
#486 gpu no usage during index building
#497 CPU-version search performance decreased
#504 The code coverage rate of core/src/scheduler/optimizer is too low
#509 IVF_PQ index build trapped into dead loop caused by invalid params
#513 Unittest DELETE_BY_RANGE sometimes failed
#523 Erase file data from cache once the file is marked as deleted
#527 faiss benchmark not compatible with faiss 1.6.0
#530 BuildIndex stop when do build index and search simultaneously
#532 Assigin value to table_name from confest shell
#533 NSG build failed with MetricType Inner Product
#543 client raise exception in shards when search results is empty
#545 Avoid dead circle of build index thread when error occurs
#547 NSG build failed using GPU-edition if set gpu_enable false
#548 NSG search accuracy is too low
#552 Server down during building index_type: IVF_PQ using GPU-edition
#561 Milvus server should report exception/error message or terminate on mysql metadata backend error
#579 Build index hang in GPU version when gpu_resources disabled
#596 Frequently insert operation cost too much disk space
#599 Build index log is incorrect
#602 Optimizer specify wrong gpu_id
#606 No log generated during building index with CPU
#616 IP search metric_type is not supported by IVF_PQ index
#631 FAISS isn't compiled with O3 option
#636 (CPU) Create index PQ should be failed if table metric type set Inner Product
#649 Typo "partiton" should be "partition"
#654 Random crash when frequently insert vector one by one
#658 Milvus error out when building SQ8H index without GPU resources
#668 Update badge of README
#670 Random failure of unittest db_test::SEARCH_TEST
#674 Server down in stability test
#696 Metric_type changed from IP to L2
#705 Fix search SQ8H crash without GPU resource

Feature

#12 Pure CPU version for Milvus
#77 Support table partition
#127 Support new Index type IVFPQ
#226 Experimental shards middleware for Milvus
#227 Support new index types SPTAG-KDT and SPTAG-BKT
#346 Support build index with multiple gpu
#420 Update shards merge part to match v0.5.3
#488 Add log in scheduler/optimizer
#502 C++ SDK support IVFPQ and SPTAG
#560 Add version in server config file
#605 Print more messages when server start
#644 Add a new rpc command to get milvus build version whether cpu or gpu
#709 Show last commit id when server start

Improvement

#255 Add ivfsq8 test report detailed version
#260 C++ SDK README
#266 RPC request source code refactor
#274 Logger the time cost during preloading data
#275 Rename C++ SDK IndexType
#284 Change C++ SDK to shared library
#306 Use int64 for all config integer
#310 Add Q&A for 'protocol https not supported or disable in libcurl' issue
#314 add Find FAISS in CMake
#322 Add option to enable / disable prometheus
#354 Build migration scripts into milvus docker image
#358 Add more information in build.sh and install.md
#404 Add virtual method Init() in Pass abstract class
#409 Add a Fallback pass in optimizer
#433 C++ SDK query result is not easy to use
#449 Add ShowPartitions example for C++ SDK
#470 Small raw files should not be build index
#584 Intergrate internal FAISS
#611 Remove MILVUS_CPU_VERSION
#634 FAISS GPU version is compiled with O0
#737 Refactor server module to separate Grpc from server handler and scheduler

Task

Milvus 0.5.3 (2019-11-13)

Bug

#258 Bytes type in proto cause big-endian/little-endian problem

Feature

Improvement

#204 improve grpc performance in search
#207 Add more unittest for config set/get
#208 Optimize unittest to support run single test more easily
#284 Change C++ SDK to shared library
#260 C++ SDK README

Task

Milvus 0.5.2 (2019-11-07)

Bug

#194 Search faild: message="Table file doesn't exist"

Feature

Improvement

#190 Update default config:use_blas_threshold to 1100 and server version printout to 0.5.2

Task

Milvus 0.5.1 (2019-11-04)

Bug

#134 JFrog cache error
#161 Search IVFSQHybrid crash on gpu
#169 IVF_FLAT search out of memory

Feature

#90 The server start error messages could be improved to enhance user experience
#104 test_scheduler core dump
#115 Using new structure for tasktable
#139 New config option use_gpu_threshold
#146 Add only GPU and only CPU version for IVF_SQ8 and IVF_FLAT
#164 Add CPU version for building index

Improvement

#64 Improvement dump function in scheduler
#80 Print version information into log during server start
#82 Move easyloggingpp into "external" directory
#92 Speed up CMake build process
#96 Remove .a file in milvus/lib for docker-version
#118 Using shared_ptr instead of weak_ptr to avoid performance loss
#122 Add unique id for Job
#130 Set task state MOVED after resource copy it completed
#149 Improve large query optimizer pass
#156 Not return error when search_resources and index_build_device set cpu
#159 Change the configuration name from 'use_gpu_threshold' to 'gpu_search_threshold'
#168 Improve result reduce
#175 add invalid config unittest

Task

Milvus 0.5.0 (2019-10-21)

Bug

MS-568 Fix gpuresource free error
MS-572 Milvus crash when get SIGINT
MS-577 Unittest Query randomly hung
MS-587 Count get wrong result after adding vectors and index built immediately
MS-599 Search wrong result when table created with metric_type: IP
MS-601 Docker logs error caused by get CPUTemperature error
MS-605 Server going down during searching vectors
MS-620 Get table row counts display wrong error code
MS-622 Delete vectors should be failed if date range is invalid
MS-624 Search vectors failed if time ranges long enough
MS-637 Out of memory when load too many tasks
MS-639 SQ8H index created failed and server hang
MS-640 Cache object size calculate incorrect
MS-641 Segment fault(signal 11) in PickToLoad
MS-644 Search crashed with index-type: flat
MS-647 grafana display average cpu-temp
MS-652 IVFSQH quantization double free
MS-650 SQ8H index create issue
MS-653 When config check fail, Milvus close without message
MS-654 Describe index timeout when building index
MS-658 Fix SQ8 Hybrid can't search
MS-665 IVF_SQ8H search crash when no GPU resource in search_resources
#9 Change default gpu_cache_capacity to 4
#20 C++ sdk example get grpc error
#23 Add unittest to improve code coverage
#31 make clang-format failed after run build.sh -l
#39 Create SQ8H index hang if using github server version
#30 Some troubleshoot messages in Milvus do not provide enough information
#48 Config unittest failed
#59 Topk result is incorrect for small dataset

Improvement

MS-552 Add and change the easylogging library
MS-553 Refine cache code
MS-555 Remove old scheduler
MS-556 Add Job Definition in Scheduler
MS-557 Merge Log.h
MS-558 Refine status code
MS-562 Add JobMgr and TaskCreator in Scheduler
MS-566 Refactor cmake
MS-574 Milvus configuration refactor
MS-578 Make sure milvus5.0 don't crack 0.3.1 data
MS-585 Update namespace in scheduler
MS-606 Speed up result reduce
MS-608 Update TODO names
MS-609 Update task construct function
MS-611 Add resources validity check in ResourceMgr
MS-619 Add optimizer class in scheduler
MS-626 Refactor DataObj to support cache any type data
MS-648 Improve unittest
MS-655 Upgrade SPTAG
#42 Put union of index_build_device and search resources to gpu_pool
#67 Avoid linking targets multiple times in cmake

Feature

MS-614 Preload table at startup
MS-627 Integrate new index: IVFSQHybrid
MS-631 IVFSQ8H Index support
MS-636 Add optimizer in scheduler for FAISS_IVFSQ8H

Task

MS-554 Change license to Apache 2.0
MS-561 Add contributing guidelines, code of conduct and README docs
MS-567 Add NOTICE.md
MS-569 Complete the NOTICE.md
MS-575 Add Clang-format & Clang-tidy & Cpplint
MS-586 Remove BUILD_FAISS_WITH_MKL option
MS-590 Refine cmake code to support cpplint
MS-600 Reconstruct unittest code
MS-602 Remove zilliz namespace
MS-610 Change error code base value from hex to decimal
MS-624 Re-organize project directory for open-source
MS-635 Add compile option to support customized faiss
MS-660 add ubuntu_build_deps.sh
#18 Add all test cases

Milvus 0.4.0 (2019-09-12)

Bug

MS-119 The problem of combining the log files
MS-121 The problem that user can't change the time zone
MS-411 Fix metric unittest linking error
MS-412 Fix gpu cache logical error
MS-416 ExecutionEngineImpl::GpuCache has not return value cause crash
MS-417 YAML sequence load disable cause scheduler startup failed
MS-413 Create index failed and server exited
MS-427 Describe index error after drop index
MS-432 Search vectors params nprobe need to check max number
MS-431 Search vectors params nprobe: 0/-1, expected result: raise exception
MS-331 Crate Table : when table exists, error code is META_FAILED(code=15) rather than ILLEGAL TABLE NAME(code=9))
MS-430 Search no result if index created with FLAT
MS-443 Create index hang again
MS-436 Delete vectors failed if index created with index_type: IVF_FLAT/IVF_SQ8
MS-449 Add vectors twice success, once with ids, the other no ids
MS-450 server hang after run stop_server.sh
MS-458 Keep building index for one file when no gpu resource
MS-461 Mysql meta unittest failed
MS-462 Run milvus server twices, should display error
MS-463 Search timeout
MS-467 mysql db test failed
MS-470 Drop index success, which table not created
MS-471 code coverage run failed
MS-492 Drop index failed if index have been created with index_type: FLAT
MS-493 Knowhere unittest crash
MS-453 GPU search error when nprobe set more than 1024
MS-474 Create index hang if use branch-0.3.1 server config
MS-510 unittest out of memory and crashed
MS-507 Dataset 10m-512, index type sq8，performance in-normal when set CPU_CACHE to 16 or 64
MS-543 SearchTask fail without exception
MS-582 grafana displays changes frequently

Improvement

MS-327 Clean code for milvus
MS-336 Scheduler interface
MS-344 Add TaskTable Test
MS-345 Add Node Test
MS-346 Add some implementation of scheduler to solve compile error
MS-348 Add ResourceFactory Test
MS-350 Remove knowhere submodule
MS-354 Add task class and interface in scheduler
MS-355 Add copy interface in ExcutionEngine
MS-357 Add minimum schedule function
MS-359 Add cost test in new scheduler
MS-361 Add event in resource
MS-364 Modify tasktableitem in tasktable
MS-365 Use tasktableitemptr instead in event
MS-366 Implement TaskTable
MS-368 Implement cost.cpp
MS-371 Add TaskTableUpdatedEvent
MS-373 Add resource test
MS-374 Add action definition
MS-375 Add Dump implementation for Event
MS-376 Add loader and executor enable flag in Resource avoid diskresource execute task
MS-377 Improve process thread trigger in ResourceMgr, Scheduler and TaskTable
MS-378 Debug and Update normal_test in scheduler unittest
MS-379 Add Dump implementation in Resource
MS-380 Update resource loader and executor, work util all finished
MS-383 Modify condition variable usage in scheduler
MS-384 Add global instance of ResourceMgr and Scheduler
MS-389 Add clone interface in Task
MS-390 Update resource construct function
MS-391 Add PushTaskToNeighbourHasExecutor action
MS-394 Update scheduler unittest
MS-400 Add timestamp record in task state change function
MS-402 Add dump implementation for TaskTableItem
MS-406 Add table flag for meta
MS-403 Add GpuCacheMgr
MS-404 Release index after search task done avoid memory increment continues
MS-405 Add delete task support
MS-407 Reconstruct MetricsCollector
MS-408 Add device_id in resource construct function
MS-409 Using new scheduler
MS-413 Remove thrift dependency
MS-410 Add resource config comment
MS-414 Add TaskType in Scheduler::Task
MS-415 Add command tasktable to dump all tasktables
MS-418 Update server_config.template file, set CPU compute only default
MS-419 Move index_file_size from IndexParam to TableSchema
MS-421 Add TaskLabel in scheduler
MS-422 Support DeleteTask in Multi-GpuResource case
MS-428 Add PushTaskByDataLocality in scheduler
MS-440 Add DumpTaskTables in sdk
MS-442 Merge Knowhere
MS-445 Rename CopyCompleted to LoadCompleted
MS-451 Update server_config.template file, set GPU compute default
MS-455 Distribute tasks by minimal cost in scheduler
MS-460 Put transport speed as weight when choosing neighbour to execute task
MS-459 Add cache for pick function in tasktable
MS-476 Improve search performance
MS-482 Change search stream transport to unary in grpc
MS-487 Define metric type in CreateTable
MS-488 Improve code format in scheduler
MS-495 cmake: integrated knowhere
MS-496 Change the top_k limitation from 1024 to 2048
MS-502 Update tasktable_test in scheduler
MS-504 Update node_test in scheduler
MS-505 Install core unit test and add to coverage
MS-508 Update normal_test in scheduler
MS-532 Add grpc server unittest
MS-511 Update resource_test in scheduler
MS-517 Update resource_mgr_test in scheduler
MS-518 Add schedinst_test in scheduler
MS-519 Add event_test in scheduler
MS-520 Update resource_test in scheduler
MS-524 Add some unittest in event_test and resource_test
MS-525 Disable parallel reduce in SearchTask
MS-527 Update scheduler_test and enable it
MS-528 Hide some config used future
MS-530 Add unittest for SearchTask->Load
MS-531 Disable next version code
MS-533 Update resource_test to cover dump function
MS-523 Config file validation
MS-539 Remove old task code
MS-546 Add simple mode resource_config
MS-570 Add prometheus docker-compose file
MS-576 Scheduler refactor
MS-592 Change showtables stream transport to unary

Feature

MS-343 Implement ResourceMgr
MS-338 NewAPI: refine code to support CreateIndex
MS-339 NewAPI: refine code to support DropIndex
MS-340 NewAPI: implement DescribeIndex

Task

MS-297 disable mysql unit test

Milvus 0.3.1 (2019-07-10)

Bug

MS-148 Disable cleanup if mode is read only
MS-149 Fixed searching only one index file issue in distributed mode
MS-153 Fix c_str error when connecting to MySQL
MS-157 Fix changelog
MS-190 Use env variable to switch mem manager and fix cmake
MS-217 Fix SQ8 row count bug
MS-224 Return AlreadyExist status in MySQLMetaImpl::CreateTable if table already exists
MS-232 Add MySQLMetaImpl::UpdateTableFilesToIndex and set maximum_memory to default if config value = 0
MS-233 Remove mem manager log
MS-230 Change parameter name: Maximum_memory to insert_buffer_size
MS-234 Some case cause background merge thread stop
MS-235 Some test cases random fail
MS-236 Add MySQLMetaImpl::HasNonIndexFiles
MS-257 Update bzip2 download url
MS-288 Update compile scripts
MS-330 Stability test failed caused by server core dumped
MS-347 Build index hangs again
MS-382 fix MySQLMetaImpl::CleanUpFilesWithTTL unknown column bug

Improvement

MS-156 Add unittest for merge result functions
MS-152 Delete assert in MySQLMetaImpl and change MySQLConnectionPool impl
MS-204 Support multi db_path
MS-206 Support SQ8 index type
MS-208 Add buildinde interface for C++ SDK
MS-212 Support Inner product metric type
MS-241 Build Faiss with MKL if using Intel CPU; else build with OpenBlas
MS-242 Clean up cmake and change MAKE_BUILD_ARGS to be user defined variable
MS-245 Improve search result transfer performance
MS-248 Support AddVector/SearchVector profiling
MS-256 Add more cache config
MS-260 Refine log
MS-249 Check machine hardware during initialize
MS-261 Update faiss version to 1.5.3 and add BUILD_FAISS_WITH_MKL as an option
MS-266 Improve topk reduce time by using multi-threads
MS-275 Avoid sqlite logic error excetion
MS-278 add IndexStatsHelper
MS-313 add GRPC
MS-325 add grpc status return for C++ sdk and modify some format
MS-278 Add IndexStatsHelper
MS-312 Set openmp thread number by config
MS-305 Add CPU core percent metric
MS-310 Add milvus CPU utilization ratio and CPU/GPU temperature metrics
MS-324 Show error when there is not enough gpu memory to build index
MS-328 Check metric type on server start
MS-332 Set grpc and thrift server run concurrently
MS-352 Add hybrid index

Feature

MS-180 Add new mem manager
MS-195 Add nlist and use_blas_threshold conf
MS-137 Integrate knowhere

Task

MS-125 Create 0.3.1 release branch
MS-306 Optimize build efficiency

Milvus 0.3.0 (2019-06-30)

Bug

MS-104 Fix unittest lcov execution error
MS-102 Fix build script file condition error
MS-80 Fix server hang issue
MS-89 Fix compile failed, libgpufaiss.a link missing
MS-90 Fix arch match incorrect on ARM
MS-99 Fix compilation bug
MS-110 Avoid huge file size

Improvement

MS-82 Update server startup welcome message
MS-83 Update vecwise to Milvus
MS-77 Performance issue of post-search action
MS-22 Enhancement for MemVector size control
MS-92 Unify behavior of debug and release build
MS-98 Install all unit test to installation directory
MS-115 Change is_startup of metric_config switch from true to on
MS-122 Archive criteria config
MS-124 HasTable interface
MS-126 Add more error code
MS-128 Change default db path

Feature

MS-57 Implement index load/search pipeline
MS-56 Add version information when server is started
MS-64 Different table can have different index type
MS-52 Return search score
MS-66 Support time range query
MS-68 Remove rocksdb from third-party
MS-70 cmake: remove redundant libs in src
MS-71 cmake: fix faiss dependency
MS-72 cmake: change prometheus source to git
MS-73 cmake: delete civetweb
MS-65 Implement GetTableRowCount interface
MS-45 Implement DeleteTable interface
MS-75 cmake: change faiss version to 1.5.2; add CUDA gencode
MS-81 Fix faiss ptx issue; change cuda gencode
MS-84 cmake: add arrow, jemalloc and jsoncons third party; default build option OFF
MS-85 add NetIO metric
MS-96 add new query interface for specified files
MS-97 Add S3 SDK for MinIO Storage
MS-105 Add MySQL
MS-130 Add prometheus_test
MS-144 Add nprobe config
MS-147 Enable IVF
MS-130 Add prometheus_test

Task

MS-74 Change README.md in cpp
MS-88 Add support for arm architecture

Milvus 0.2.0 (2019-05-31)

Bug

MS-32 Fix thrift error
MS-34 Fix prometheus-cpp thirdparty
MS-67 Fix license check bug
MS-76 Fix pipeline crash bug
MS-100 CMake: fix AWS build issue
MS-101 Change AWS build type to Release

Improvement

MS-20 Clean Code Part 1

Feature

MS-5 Implement Auto Archive Feature
MS-6 Implement SDK interface part 1
MS-16 Implement metrics without prometheus
MS-21 Implement SDK interface part 2
MS-26 CMake. Add thirdparty packages
MS-31 CMake: add prometheus
MS-33 CMake: add -j4 to make third party packages build faster
MS-27 Support gpu config and disable license build config in cmake
MS-47 Add query vps metrics
MS-37 Add query, cache usage, disk write speed and file data size metrics
MS-30 Use faiss v1.5.2
MS-54 CMake: Change Thrift third party URL to github.com
MS-69 Prometheus: add all proposed metrics

Task

MS-1 Add CHANGELOG.md
MS-4 Refactor the vecwise_engine code structure
MS-62 Search range to all if no date specified

Files

CHANGELOG.md

Latest commit

History

CHANGELOG.md

File metadata and controls

Changelog

Milvus 0.12.0 (TBD)

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Feature

Improvement

Task

Milvus 0.11.1 (TBD)

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Improvement

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Milvus 0.11.0 (2020-10-16)

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Milvus 0.10.3 (2020-9-21)

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Milvus 0.10.2 (2020-08-15)

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Milvus 0.10.1 (2020-07-20)

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Milvus 0.10.0 (2020-6-15)

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Milvus 0.9.1 (2020-05-29)

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Milvus 0.9.0 (2020-05-15)

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Improvement

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Milvus 0.8.0 (2020-04-15)

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Task

Milvus 0.7.1 (2020-03-29)

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Milvus 0.7.0 (2020-03-11)

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Task

Milvus 0.6.0 (2019-12-07)

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Task

Milvus 0.5.3 (2019-11-13)

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Task

Milvus 0.5.2 (2019-11-07)

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